Cita APA (7th ed.)
DUNLAP, E., & JOHNSON, B. THE SETTING FOR THE CRACK ERA: MACRO FORCES, MICRO CONSEQUENCES (1960-1992).
Cita Chicago (17th ed.)
DUNLAP, E., i B.D JOHNSON. THE SETTING FOR THE CRACK ERA: MACRO FORCES, MICRO CONSEQUENCES (1960-1992).
Cita MLA (9th ed.)
DUNLAP, E., i B.D JOHNSON. THE SETTING FOR THE CRACK ERA: MACRO FORCES, MICRO CONSEQUENCES (1960-1992).
Atenció: Aquestes cites poden no estar 100% correctes.